@onesy/utils/esm/hexToRgb.js

Utils

import is from './is';
import isValid from './isValid';
import clamp from './clamp';
import castParam from './castParam';

const hexToRgb = function (value) {
  let opacity = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : undefined;
  let array = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;

  if (isValid('color-hex', value)) {
    const hex = value.slice(1);
    let r = parseInt(hex.length === 3 ? "".concat(hex[0]).concat(hex[0]) : hex.slice(0, 2), 16);
    let g = parseInt(hex.length === 3 ? "".concat(hex[1]).concat(hex[1]) : hex.slice(2, 4), 16);
    let b = parseInt(hex.length === 3 ? "".concat(hex[2]).concat(hex[2]) : hex.slice(4, 6), 16);
    let a = opacity !== undefined ? opacity > 1 ? (opacity / 100).toFixed(2) : clamp(opacity, 0, 1) : hex.length === 8 && (parseInt(hex.slice(6), 16) / 255).toFixed(2);
    const values = [...[r, g, b].map(item => Math.round(castParam(item))), is('number', a) && +a];
    [r, g, b, a] = values;
    return array ? values.filter(value_ => is('number', value_)) : "rgb".concat(is('number', a) ? 'a' : '', "(").concat(r, ", ").concat(g, ", ").concat(b).concat(is('number', a) ? ", ".concat(a) : '', ")");
  }
};

export default hexToRgb;